Home / 3,268.35-4,902.51-1,419.22

Finding the Fourth Proportional to 3,268.35, 4,902.51 and 1,419.22

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Solution

The fourth proportional to 3,268.35, 4,902.51 and 1,419.22 is: 2,128.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.35 : 4,902.51 = 1,419.22 : x
  2. Step 2: Convert to fraction form
    3,268.35/4,902.51 = 1,419.22/x
  3. Step 3: Cross multiply
    3,268.35x = 4,902.51 × 1,419.22
  4. Step 4: Simplify right side
    3,268.35x = 6,957,740.24
  5. Step 5: Solve for x
    x = 6,957,740.24/3,268.35
  6. Step 6: Final answer
    x = 2,128.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.